{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-53475",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-10-01T11:39:39.401Z",
        "datePublished": "2025-10-01T11:42:44.604Z",
        "dateUpdated": "2026-05-11T19:45:42.377Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:45:42.377Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: xhci: tegra: fix sleep in atomic call\n\nWhen we set the dual-role port to Host mode, we observed the following\nsplat:\n[  167.057718] BUG: sleeping function called from invalid context at\ninclude/linux/sched/mm.h:229\n[  167.057872] Workqueue: events tegra_xusb_usb_phy_work\n[  167.057954] Call trace:\n[  167.057962]  dump_backtrace+0x0/0x210\n[  167.057996]  show_stack+0x30/0x50\n[  167.058020]  dump_stack_lvl+0x64/0x84\n[  167.058065]  dump_stack+0x14/0x34\n[  167.058100]  __might_resched+0x144/0x180\n[  167.058140]  __might_sleep+0x64/0xd0\n[  167.058171]  slab_pre_alloc_hook.constprop.0+0xa8/0x110\n[  167.058202]  __kmalloc_track_caller+0x74/0x2b0\n[  167.058233]  kvasprintf+0xa4/0x190\n[  167.058261]  kasprintf+0x58/0x90\n[  167.058285]  tegra_xusb_find_port_node.isra.0+0x58/0xd0\n[  167.058334]  tegra_xusb_find_port+0x38/0xa0\n[  167.058380]  tegra_xusb_padctl_get_usb3_companion+0x38/0xd0\n[  167.058430]  tegra_xhci_id_notify+0x8c/0x1e0\n[  167.058473]  notifier_call_chain+0x88/0x100\n[  167.058506]  atomic_notifier_call_chain+0x44/0x70\n[  167.058537]  tegra_xusb_usb_phy_work+0x60/0xd0\n[  167.058581]  process_one_work+0x1dc/0x4c0\n[  167.058618]  worker_thread+0x54/0x410\n[  167.058650]  kthread+0x188/0x1b0\n[  167.058672]  ret_from_fork+0x10/0x20\n\nThe function tegra_xusb_padctl_get_usb3_companion eventually calls\ntegra_xusb_find_port and this in turn calls kasprintf which might sleep\nand so cannot be called from an atomic context.\n\nFix this by moving the call to tegra_xusb_padctl_get_usb3_companion to\nthe tegra_xhci_id_work function where it is really needed."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/usb/host/xhci-tegra.c"
                    ],
                    "versions": [
                        {
                            "version": "f836e7843036fbf34320356e156cd4267fa5bfa2",
                            "lessThan": "b4b4f17aa46c025da77aed5133b08971959c9684",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f836e7843036fbf34320356e156cd4267fa5bfa2",
                            "lessThan": "1122474b757a5dd8b2b50008a97f33cdb10dff6e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f836e7843036fbf34320356e156cd4267fa5bfa2",
                            "lessThan": "130c61c516cd0684282a8f6ab163281d60642fc5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f836e7843036fbf34320356e156cd4267fa5bfa2",
                            "lessThan": "1fe6015aa92cc0dfd875c1d3c7c1750a1b0767d9",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f836e7843036fbf34320356e156cd4267fa5bfa2",
                            "lessThan": "4c7f9d2e413dc06a157c4e5dccde84aaf4655eb3",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/usb/host/xhci-tegra.c"
                    ],
                    "versions": [
                        {
                            "version": "5.7",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.7",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.178",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.107",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.24",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.2.11",
                            "lessThanOrEqual": "6.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.7",
                                    "versionEndExcluding": "5.10.178"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.7",
                                    "versionEndExcluding": "5.15.107"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.7",
                                    "versionEndExcluding": "6.1.24"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.7",
                                    "versionEndExcluding": "6.2.11"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.7",
                                    "versionEndExcluding": "6.3"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/b4b4f17aa46c025da77aed5133b08971959c9684"
                },
                {
                    "url": "https://git.kernel.org/stable/c/1122474b757a5dd8b2b50008a97f33cdb10dff6e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/130c61c516cd0684282a8f6ab163281d60642fc5"
                },
                {
                    "url": "https://git.kernel.org/stable/c/1fe6015aa92cc0dfd875c1d3c7c1750a1b0767d9"
                },
                {
                    "url": "https://git.kernel.org/stable/c/4c7f9d2e413dc06a157c4e5dccde84aaf4655eb3"
                }
            ],
            "title": "usb: xhci: tegra: fix sleep in atomic call",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}